X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Fsrc%2Fsynfig%2Flistimporter.cpp;fp=synfig-core%2Fsrc%2Fsynfig%2Flistimporter.cpp;h=02680f02f8cf561eff2d3691b3640f58493c0c58;hb=a095981e18cc37a8ecc7cd237cc22b9c10329264;hp=0000000000000000000000000000000000000000;hpb=9459638ad6797b8139f1e9f0715c96076dbf0890;p=synfig.git

diff --git a/synfig-core/src/synfig/listimporter.cpp b/synfig-core/src/synfig/listimporter.cpp
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+++ b/synfig-core/src/synfig/listimporter.cpp
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+/* === S Y N F I G ========================================================= */
+/*!	\file listimporter.cpp
+**	\brief Template File
+**
+**	$Id$
+**
+**	\legal
+**	Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**	Copyright (c) 2007, 2008 Chris Moore
+**
+**	This package is free software; you can redistribute it and/or
+**	modify it under the terms of the GNU General Public License as
+**	published by the Free Software Foundation; either version 2 of
+**	the License, or (at your option) any later version.
+**
+**	This package is distributed in the hope that it will be useful,
+**	but WITHOUT ANY WARRANTY; without even the implied warranty of
+**	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+**	General Public License for more details.
+**	\endlegal
+*/
+/* ========================================================================= */
+
+/* === H E A D E R S ======================================================= */
+
+#ifdef USING_PCH
+#	include "pch.h"
+#else
+#ifdef HAVE_CONFIG_H
+#	include <config.h>
+#endif
+
+#include "listimporter.h"
+#include "general.h"
+#include <fstream>
+
+#endif
+
+/* === U S I N G =========================================================== */
+
+using namespace std;
+using namespace etl;
+using namespace synfig;
+
+/* === M A C R O S ========================================================= */
+
+#define LIST_IMPORTER_CACHE_SIZE	20
+
+/* === G L O B A L S ======================================================= */
+
+/* === P R O C E D U R E S ================================================= */
+
+/* === M E T H O D S ======================================================= */
+
+ListImporter::ListImporter(const String &filename)
+{
+	fps=15;
+
+	ifstream stream(filename.c_str());
+
+	if(!stream)
+	{
+		synfig::error("Unable to open "+filename);
+		return;
+	}
+	String line;
+	String prefix=etl::dirname(filename)+ETL_DIRECTORY_SEPARATOR;
+	getline(stream,line);		// read first line and check whether it is a Papagayo lip sync file
+
+	if (line == "MohoSwitch1")	// it is a Papagayo lipsync file
+	{
+		String phoneme, prevphoneme, prevext, ext(".jpg"); // default image format
+		int frame, prevframe = -1; // it means that the previous phoneme is not known
+
+		while(!stream.eof())
+		{
+			getline(stream,line);
+
+			if(line.find(String("FPS ")) == 0)
+			{
+				float f = atof(String(line.begin()+4,line.end()).c_str());
+				if (f) fps = f;
+				continue;
+			}
+
+			if (line == "bmp"  ||
+				line == "gif"  ||
+				line == "jpg"  ||
+				line == "png"  ||
+				line == "ppm"  ||
+				line == "tiff" )
+			{
+				ext = String(".") + line;
+				continue;
+			}
+
+			size_t pos = line.find(String(" ")); // find space position. The format is "frame phoneme-name".
+			if(pos != String::npos)
+			{
+				frame = atoi(String(line.begin(),line.begin()+pos).c_str());
+				phoneme = String(line.begin()+pos+1, line.end());
+
+				if (prevframe != -1)
+					while (prevframe < frame)
+					{
+						filename_list.push_back(prefix + prevphoneme + prevext);
+						synfig::info("frame %d, phoneme = %s, path = '%s'", prevframe, prevphoneme.c_str(), (prefix + prevphoneme + prevext).c_str());
+						prevframe++;
+					}
+
+				prevext = ext;
+				prevframe = frame;
+				prevphoneme = phoneme;
+			}
+		}
+
+		filename_list.push_back(prefix + prevphoneme + prevext);	// do it one more time for the last phoneme
+		synfig::info("finally, frame %d, phoneme = %s, path = '%s'", prevframe, prevphoneme.c_str(), (prefix + prevphoneme + prevext).c_str());
+
+		return;
+	}
+
+	stream.seekg(ios_base::beg);
+	while(!stream.eof())
+	{
+		getline(stream,line);
+		if(line.empty())
+			continue;
+		// If we have a framerate, then use it
+		if(line.find(String("FPS "))==0)
+		{
+			fps=atof(String(line.begin()+4,line.end()).c_str());
+			//synfig::warning("FPS=%f",fps);
+			if(!fps)
+				fps=15;
+			continue;
+		}
+		filename_list.push_back(prefix+line);
+	}
+}
+
+Importer*
+ListImporter::create(const char *filename)
+{
+	return new ListImporter(filename);
+}
+
+ListImporter::~ListImporter()
+{
+}
+
+bool
+ListImporter::get_frame(Surface &surface,Time time, ProgressCallback *cb)
+{
+	int frame=round_to_int(time*fps);
+
+	if(!filename_list.size())
+	{
+		if(cb)cb->error(_("No images in list"));
+		else synfig::error(_("No images in list"));
+		return false;
+	}
+
+	if(frame<0)frame=0;
+	if(frame>=(signed)filename_list.size())frame=filename_list.size()-1;
+
+	// See if that frame is cached
+	std::list<std::pair<String,Surface> >::iterator iter;
+	for(iter=frame_cache.begin();iter!=frame_cache.end();++iter)
+	{
+		if(iter->first==filename_list[frame])
+		{
+			surface.mirror(iter->second);
+			return static_cast<bool>(surface);
+		}
+	}
+
+	Importer::Handle importer(Importer::open(filename_list[frame]));
+
+	if(!importer)
+	{
+		if(cb)cb->error(_("Unable to open ")+filename_list[frame]);
+		else synfig::error(_("Unable to open ")+filename_list[frame]);
+		return false;
+	}
+
+	if(!importer->get_frame(surface,0,cb))
+	{
+		if(cb)cb->error(_("Unable to get frame from ")+filename_list[frame]);
+		else synfig::error(_("Unable to get frame from ")+filename_list[frame]);
+		return false;
+	}
+
+	if(frame_cache.size()>=LIST_IMPORTER_CACHE_SIZE)
+		frame_cache.pop_front();
+
+	frame_cache.push_back(std::pair<String,Surface>(filename_list[frame],surface));
+
+	surface.mirror(frame_cache.back().second);
+
+	return static_cast<bool>(surface);
+}
+
+bool
+ListImporter::is_animated()
+{
+	return true;
+}